| Used Operating Systems |
| 1 | 22505 | 40.17 | 816 | 17.21 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 21207 | 37.85 | 143 | 3.02 | +http://www.semrush.com/bot.html |
| 3 | 5316 | 9.49 | 77 | 1.62 | http://mj12bot.com/ |
| 4 | 1965 | 3.51 | 1043 | 21.99 | Windows NT |
| 5 | 1290 | 2.30 | 704 | 14.85 | +http://www.google.com/bot.html |
| 6 | 618 | 1.10 | 301 | 6.35 | +http://www.bing.com/bingbot.htm |
| 7 | 610 | 1.09 | 82 | 1.73 | +http://www.linkdex.com/bots/ |
| 8 | 368 | 0.66 | 74 | 1.56 | +http://yandex.com/bots |
| 9 | 193 | 0.34 | 108 | 2.28 | +http://ahrefs.com/robot/ |
| 10 | 152 | 0.27 | 144 | 3.04 | Windows 2008 |
| 11 | 150 | 0.27 | 146 | 3.08 | Windows 2002 |
| 12 | 149 | 0.27 | 145 | 3.06 | Windows 2006 |
| 13 | 142 | 0.25 | 138 | 2.91 | Windows 2007 |
| 14 | 135 | 0.24 | 131 | 2.76 | Windows 2005 |
| 15 | 133 | 0.24 | 129 | 2.72 | Windows 9 |
| 16 | 131 | 0.23 | 126 | 2.66 | Windows 2003 |
| 17 | 129 | 0.23 | 125 | 2.64 | Windows 2004 |
| 18 | 126 | 0.22 | 2 | 0.04 | +http://megaindex.com/crawler |
| 19 | 113 | 0.20 | 62 | 1.31 | Windows 95 |
| 20 | 91 | 0.16 | 78 | 1.64 | +http://www.baidu.com/search/spider.html |
| 21 | 66 | 0.12 | 33 | 0.70 | Windows 98 |
| 22 | 64 | 0.11 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 23 | 60 | 0.11 | 21 | 0.44 | Windows XP |
| 24 | 47 | 0.08 | 1 | 0.02 | Linux i686 [unknown version] |
| 25 | 39 | 0.07 | 17 | 0.36 | +https://deusu.de/robot.html |
| 26 | 36 | 0.06 | 4 | 0.08 | +http://www.seokicks.de/robot.html |
| 27 | 32 | 0.06 | 7 | 0.15 | +http://napoveda.seznam.cz/en/seznambot-... |
| 28 | 20 | 0.04 | 12 | 0.25 | ) - BrowseX (2.0.0 Windows |
| 29 | 17 | 0.03 | 9 | 0.19 | MSIE 5.5; Windows NT 4.0 |
| 30 | 13 | 0.02 | 8 | 0.17 | Windows 2000 |
| 31 | 12 | 0.02 | 10 | 0.21 | MSIE 5.5; Windows NT 5.0 |
| 32 | 10 | 0.02 | 8 | 0.17 | Windows ME |
| 33 | 9 | 0.02 | 2 | 0.04 | Android |
| 34 | 8 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 35 | 8 | 0.01 | 3 | 0.06 | +https://www.mojeek.com/bot.html |
| 36 | 7 | 0.01 | 7 | 0.15 | +http://alphaseobot.com/bot.html |
| 37 | 7 | 0.01 | 4 | 0.08 | +http://www.exabot.com/go/robot |
| 38 | 6 | 0.01 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 39 | 6 | 0.01 | 5 | 0.11 | Auto; Windows |
| 40 | 6 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 41 | 6 | 0.01 | 0 | 0.00 | +http://cliqz.com/company/cliqzbot |
| 42 | 4 | 0.01 | 4 | 0.08 | Windows CE |
| 43 | 4 | 0.01 | 4 | 0.08 | Windows 3.1 |
| 44 | 4 | 0.01 | 2 | 0.04 | +http://duckduckgo.com |
| 45 | 2 | 0.00 | 2 | 0.04 | +http://glutenfreepleasure.com/ |
| 46 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 2 | 0.00 | 2 | 0.04 | Meta_Bot/1.1 |
| 48 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 49 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 50 | 1 | 0.00 | 1 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 51 | 1 | 0.00 | 0 | 0.00 | +https://extlinks.com/Bot.html |
